Table 4-3. Unit Troubleshooting.
TEST OR INSPECTION
EVAPORATOR AND CONDENSER FANS BOTH RUN, BUT COMPRESSOR DOES
NOT START AFTER TIME DELAY. (Continued).
If compressor is not operating, contact your supervisor.
Check to be sure fabric cover is rolled up.
Roll up and secure fabric cover.
Check to be sure there is no restriction to air flow through condenser
Clean all obstructions from condenser inlet, outlet, and condenser
Check to be sure that condenser fan is operating.
Inspect fan motors.
Check to be sure that condenser damper is operating properly.
If door is not functioning, repair door per para. 4-44.
If door is not jammed or defective, notify your supervisor.
REDUCED COOLING CAPACITY.
Check that all doors, windows, and other openings in the room or
enclosure are tightly closed.
Tightly close all openings.
Check that louvers, conditioned air discharge guard, and intake return.
air guard are properly adjusted. (Must be open).
Adjust louvers properly.